colorless
adj. 无色的；苍白的
副词：colorlessly 名词：colorlessness
近义词：dull，uninteresting，dreary，pale，pallid，drab，flat，hueless，wan，etiolated，achromatous，achromatic，wooden，pasty，insipid，lackluster，washed-out，ho-hum，stodgy，lifeless，nondescript，faded，dry，blanched，waxen，dry-as-dust，vapid，sickly，bleached，white，neutral，monochrome，monotonous，prosaic，uneventful，colourless，colorful，
英英释义
Adjective
- lacking in variety and interest;
"a colorless and unimaginative person" "a colorless description of the parade"
- weak in color; not colorful
例句
用作形容词(adj.)
- Pyridine is a colorless chemical liquid.吡啶是一种无色的化学液体。
- Hundreds of years later,a comparatively colorless glass was made in Venice.几百年后，威尼斯制出了一种相对无色的玻璃。